THE EMBRYOLOGY OF THE OPOSSUM 213 



BRESSLAU, ERNST 1912 Die Entwickelung des Mammarapparates der Mono- 

 tremen Marsupialier und einiger Placentalier. III. Entwickelung des 

 Mammarapparates der Marsupialier, Insectivoren, Nagethiere, Carni- 

 voren, und Wiederkauer. Semon. Zoolog. Forschungsreisen, Bd. 4. 



BRITTON, S. W., AND H. SILVETTE 1933 Maternal and fetal carbohydrate rela- 

 tionships in the opossum (Didelphys virginiana). Am. J. Physiol., 

 vol. 105 (abst.), p. 12. 



1935 Adrenal insufficiency in the marmot and opossum and theories 

 of cortico-adrenal function. Science, vol. 82, pp. 230-232. 



BROEK, A. J. P. V.D. 1904 Ueber Eektaldrusen weiblicher Beuteltiere. Petrus 

 Camper, vol. 2, pp. 328-349. 



1905 Untersuchungen iiber die weiblichen Geschlechtsorgane . der 



Beutelthiere. Petrus Camper, vol. 3, pp. 221-347. 



1906 Zur Entwickelung der Geschlechtsstrange und Geschlechtsgange 



bei den Beuteltieren. Anat. Anz., Bd. 28, S. 579-594. 



1907 Beitrage zur Kenntnis der Entwickelung des Urogenitalap- 



parates bei Beuteltieren. Petrus Camper, vol. 4, pp. 302-395. 



1910 Entwicklung und Bau des Urogenitalapparates der Beutler 



und dessen Verhaltnis zu diesen Organen anderer Sauger und niederer 

 Wirbeltiere. Morph. Jahrb., Bd. 41, S. 437-470. 



1910 Untersuchungen iiber den Bau der Mannlichen Geschlechts- 

 organe der Beuteltiere. Morph. Jahrb., Bd. 41, S. 347-436. 



BROOM, B. 1896-1897 On the comparative anatomy of the organ of Jacobson in 

 marsupials. Proc. Linn. Soc. N. S. Wales, vol. 21, p. 591. 



1897 On the existence of a sterno-coracoidal articulation in a 



foetal marsupial. J. Anat. and Physiol. (London), vol. 31, pp. 513-515. 



1898 On the arterial arches and great veins in the foetal marsupial. 



J. Anat. and Physiol. (London), vol. 32, pp. 477-483. 



1898 Is there a critical period in marsupial development? J. Anat. 



and Physiol. (London), vol. 32, pp. 714-720. 



1899 On the development and morphology of the marsupial shoulder 



girdle. Trans. Boy. Soc. Edinburgh, vol. 39, pp. 749-770. 



1912 The morphology of the coracoid. Anat. Anz., Bd. 41, 



S. 625-631. 



BUCHANAN, G., AND E. A. FRASER 1918 The development of the urogenital 



system in the Marsupialia, with special reference to Trichosurus 



vulpecula. Part I. J. Anat., vol. 53, pp. 35-96. 

 BUELL, C. E. JR. 1922 Origin of the pulmonary vessels in the chick. Carnegie 



Inst. of Wash. Contributions to Embry., vol. 14, pp. 11-26. 

 BURLAND, T. H. 1931 The origin of the archinephric duct in vertebrates. Am. 



J. Anat., vol. 48, pp. 261-298. 

 BURLET, H. W. DE 1921 Zur Entwicklung und Morphologic der Saugerhodena. 



II. Marsupialia. Zeit. f. Anat. u. Entwick., Bd. 61, S. 18-31. 

 CALDWELL, W. H. 1887 Embryology of Monotremata and Marsupialia. Part I. 



Phil. Trans. Roy. Soc., vol. 178 B, pp. 463-486. 

 CARLSSON, ALBERTINA 1903 Beitrage zur Anatomie der Marsupialregion bei 



den Beutelthieren. Zool. Jahrb. Abth. Anat., Bd. 18, S. 489-506. 



